php + oracel 有关问题

 $strSql = "SELECT BUYER_ID, BUYER_NAME FROM apps.buyr_info  WHERE BUYER_NAME LIKE 'a%' ";

 $conn = odbc_connect('cle','evlp','evlp',SQL_CUR_USE_ODBC) or die ("连不上数据源");
  
  $result =odbc_do($conn,$strSql)or die("执行不到声明");

  while(odbc_fetch_row($result)){
     $BUYER_NAME =odbc_result($result,1);  
     echo " MM NN PP ";
     echo $BUYER_NAME;
 }

$strSql = "SELECT BUYER_ID, BUYER_NAME FROM apps.buyr_info  ";